Instructional Video2:38
Curated Video

Complex Plane and Modulus

6th - Higher Ed
How do you plot points in the complex plane? How do you find modulus of a complex number? This video answers these questions by graphing points on the complex plane, defining modulus (absolute value), and calculating modulus.
Instructional Video11:53
Khan Academy

Exponential Form to Find Complex Roots

10th - 12th
Sal solves the problem x^3 = 1 for all real and complex roots using the exponential form of the complex number. He shows how the roots found in the exponential form are the same as those in a more traditional form of a complex number...
Instructional Video13:04
Khan Academy

Basic Complex Analysis

10th - 12th
This video gives an excellent overview of the different representations of a complex number. First, Sal reviews a pictorial representation of a complex number as an Argand diagram, then shows how to find the modulus and the argument of a...
Instructional Video
Khan Academy

Khan Academy: Pre Calculus: Basic Complex Analysis

9th - 10th Standards
A video [13:04] introducing complex analysis. Complex numbers are defined as a number having two parts: a real part and an imaginary part. The instructor shows how to graph these in the complex number plane. The video also explains how...
Instructional Video
Khan Academy

Khan Academy: Intro to Complex Analysis: Basic Complex Analysis

10th - 12th Standards
In this video lesson students explore complex number by looking at Argand Diagram, magnitude, modulus, argument and exponential form.